Hello Aspirant,

The eligibility criteria of jee mains 2024 is as follows -

1. Candidates should pass from any recognised board or University.
2. Candidates should opt for physics chemistry and mathematics as mandatory subjects .
3. Candidates should secure a minimum of 75 percentage in their class 12th.

So if you want to become eligible for jee mains you need to score 75% in NIOS board too. And in JEE mains you can give a total of 3 attempts .